diff options
Diffstat (limited to 'ffmpeg1/libavcodec/libx264.c')
| -rw-r--r-- | ffmpeg1/libavcodec/libx264.c | 751 |
1 files changed, 0 insertions, 751 deletions
diff --git a/ffmpeg1/libavcodec/libx264.c b/ffmpeg1/libavcodec/libx264.c deleted file mode 100644 index 7e8fa65..0000000 --- a/ffmpeg1/libavcodec/libx264.c +++ /dev/null @@ -1,751 +0,0 @@ -/* - * H.264 encoding using the x264 library - * Copyright (C) 2005 Mans Rullgard <mans@mansr.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/internal.h" -#include "libavutil/opt.h" -#include "libavutil/mem.h" -#include "libavutil/pixdesc.h" -#include "avcodec.h" -#include "internal.h" -#include <x264.h> -#include <float.h> -#include <math.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -typedef struct X264Context { - AVClass *class; - x264_param_t params; - x264_t *enc; - x264_picture_t pic; - uint8_t *sei; - int sei_size; - AVFrame out_pic; - char *preset; - char *tune; - char *profile; - char *level; - int fastfirstpass; - char *wpredp; - char *x264opts; - float crf; - float crf_max; - int cqp; - int aq_mode; - float aq_strength; - char *psy_rd; - int psy; - int rc_lookahead; - int weightp; - int weightb; - int ssim; - int intra_refresh; - int b_bias; - int b_pyramid; - int mixed_refs; - int dct8x8; - int fast_pskip; - int aud; - int mbtree; - char *deblock; - float cplxblur; - char *partitions; - int direct_pred; - int slice_max_size; - char *stats; - int nal_hrd; - char *x264_params; -} X264Context; - -static void X264_log(void *p, int level, const char *fmt, va_list args) -{ - static const int level_map[] = { - [X264_LOG_ERROR] = AV_LOG_ERROR, - [X264_LOG_WARNING] = AV_LOG_WARNING, - [X264_LOG_INFO] = AV_LOG_INFO, - [X264_LOG_DEBUG] = AV_LOG_DEBUG - }; - - if (level < 0 || level > X264_LOG_DEBUG) - return; - - av_vlog(p, level_map[level], fmt, args); -} - - -static int encode_nals(AVCodecContext *ctx, AVPacket *pkt, - x264_nal_t *nals, int nnal) -{ - X264Context *x4 = ctx->priv_data; - uint8_t *p; - int i, size = x4->sei_size, ret; - - if (!nnal) - return 0; - - for (i = 0; i < nnal; i++) - size += nals[i].i_payload; - - if ((ret = ff_alloc_packet2(ctx, pkt, size)) < 0) - return ret; - - p = pkt->data; - - /* Write the SEI as part of the first frame. */ - if (x4->sei_size > 0 && nnal > 0) { - if (x4->sei_size > size) { - av_log(ctx, AV_LOG_ERROR, "Error: nal buffer is too small\n"); - return -1; - } - memcpy(p, x4->sei, x4->sei_size); - p += x4->sei_size; - x4->sei_size = 0; - av_freep(&x4->sei); - } - - for (i = 0; i < nnal; i++){ - memcpy(p, nals[i].p_payload, nals[i].i_payload); - p += nals[i].i_payload; - } - - return 1; -} - -static int avfmt2_num_planes(int avfmt) -{ - switch (avfmt) { - case AV_PIX_FMT_YUV420P: - case AV_PIX_FMT_YUVJ420P: - case AV_PIX_FMT_YUV420P9: - case AV_PIX_FMT_YUV420P10: - case AV_PIX_FMT_YUV444P: - return 3; - - case AV_PIX_FMT_BGR24: - case AV_PIX_FMT_RGB24: - return 1; - - default: - return 3; - } -} - -static int X264_frame(AVCodecContext *ctx, AVPacket *pkt, const AVFrame *frame, - int *got_packet) -{ - X264Context *x4 = ctx->priv_data; - x264_nal_t *nal; - int nnal, i, ret; - x264_picture_t pic_out; - - x264_picture_init( &x4->pic ); - x4->pic.img.i_csp = x4->params.i_csp; - if (x264_bit_depth > 8) - x4->pic.img.i_csp |= X264_CSP_HIGH_DEPTH; - x4->pic.img.i_plane = avfmt2_num_planes(ctx->pix_fmt); - - if (frame) { - for (i = 0; i < x4->pic.img.i_plane; i++) { - x4->pic.img.plane[i] = frame->data[i]; - x4->pic.img.i_stride[i] = frame->linesize[i]; - } - - x4->pic.i_pts = frame->pts; - x4->pic.i_type = - frame->pict_type == AV_PICTURE_TYPE_I ? X264_TYPE_KEYFRAME : - frame->pict_type == AV_PICTURE_TYPE_P ? X264_TYPE_P : - frame->pict_type == AV_PICTURE_TYPE_B ? X264_TYPE_B : - X264_TYPE_AUTO; - if (x4->params.b_interlaced && x4->params.b_tff != frame->top_field_first) { - x4->params.b_tff = frame->top_field_first; - x264_encoder_reconfig(x4->enc, &x4->params); - } - if (x4->params.vui.i_sar_height != ctx->sample_aspect_ratio.den || - x4->params.vui.i_sar_width != ctx->sample_aspect_ratio.num) { - x4->params.vui.i_sar_height = ctx->sample_aspect_ratio.den; - x4->params.vui.i_sar_width = ctx->sample_aspect_ratio.num; - x264_encoder_reconfig(x4->enc, &x4->params); - } - } - - do { - if (x264_encoder_encode(x4->enc, &nal, &nnal, frame? &x4->pic: NULL, &pic_out) < 0) - return -1; - - ret = encode_nals(ctx, pkt, nal, nnal); - if (ret < 0) - return -1; - } while (!ret && !frame && x264_encoder_delayed_frames(x4->enc)); - - pkt->pts = pic_out.i_pts; - pkt->dts = pic_out.i_dts; - - switch (pic_out.i_type) { - case X264_TYPE_IDR: - case X264_TYPE_I: - x4->out_pic.pict_type = AV_PICTURE_TYPE_I; - break; - case X264_TYPE_P: - x4->out_pic.pict_type = AV_PICTURE_TYPE_P; - break; - case X264_TYPE_B: - case X264_TYPE_BREF: - x4->out_pic.pict_type = AV_PICTURE_TYPE_B; - break; - } - - pkt->flags |= AV_PKT_FLAG_KEY*pic_out.b_keyframe; - if (ret) - x4->out_pic.quality = (pic_out.i_qpplus1 - 1) * FF_QP2LAMBDA; - - *got_packet = ret; - return 0; -} - -static av_cold int X264_close(AVCodecContext *avctx) -{ - X264Context *x4 = avctx->priv_data; - - av_freep(&avctx->extradata); - av_free(x4->sei); - - if (x4->enc) - x264_encoder_close(x4->enc); - - return 0; -} - -#define OPT_STR(opt, param) \ - do { \ - int ret; \ - if (param && (ret = x264_param_parse(&x4->params, opt, param)) < 0) { \ - if(ret == X264_PARAM_BAD_NAME) \ - av_log(avctx, AV_LOG_ERROR, \ - "bad option '%s': '%s'\n", opt, param); \ - else \ - av_log(avctx, AV_LOG_ERROR, \ - "bad value for '%s': '%s'\n", opt, param); \ - return -1; \ - } \ - } while (0) - -static int convert_pix_fmt(enum AVPixelFormat pix_fmt) -{ - switch (pix_fmt) { - case AV_PIX_FMT_YUV420P: - case AV_PIX_FMT_YUVJ420P: - case AV_PIX_FMT_YUV420P9: - case AV_PIX_FMT_YUV420P10: return X264_CSP_I420; - case AV_PIX_FMT_YUV422P: - case AV_PIX_FMT_YUV422P10: return X264_CSP_I422; - case AV_PIX_FMT_YUV444P: - case AV_PIX_FMT_YUV444P9: - case AV_PIX_FMT_YUV444P10: return X264_CSP_I444; -#ifdef X264_CSP_BGR - case AV_PIX_FMT_BGR24: - return X264_CSP_BGR; - - case AV_PIX_FMT_RGB24: - return X264_CSP_RGB; -#endif - }; - return 0; -} - -#define PARSE_X264_OPT(name, var)\ - if (x4->var && x264_param_parse(&x4->params, name, x4->var) < 0) {\ - av_log(avctx, AV_LOG_ERROR, "Error parsing option '%s' with value '%s'.\n", name, x4->var);\ - return AVERROR(EINVAL);\ - } - -static av_cold int X264_init(AVCodecContext *avctx) -{ - X264Context *x4 = avctx->priv_data; - int sw,sh; - - x264_param_default(&x4->params); - - x4->params.b_deblocking_filter = avctx->flags & CODEC_FLAG_LOOP_FILTER; - - x4->params.rc.f_pb_factor = avctx->b_quant_factor; - x4->params.analyse.i_chroma_qp_offset = avctx->chromaoffset; - if (x4->preset || x4->tune) - if (x264_param_default_preset(&x4->params, x4->preset, x4->tune) < 0) { - int i; - av_log(avctx, AV_LOG_ERROR, "Error setting preset/tune %s/%s.\n", x4->preset, x4->tune); - av_log(avctx, AV_LOG_INFO, "Possible presets:"); - for (i = 0; x264_preset_names[i]; i++) - av_log(avctx, AV_LOG_INFO, " %s", x264_preset_names[i]); - av_log(avctx, AV_LOG_INFO, "\n"); - av_log(avctx, AV_LOG_INFO, "Possible tunes:"); - for (i = 0; x264_tune_names[i]; i++) - av_log(avctx, AV_LOG_INFO, " %s", x264_tune_names[i]); - av_log(avctx, AV_LOG_INFO, "\n"); - return AVERROR(EINVAL); - } - - if (avctx->level > 0) - x4->params.i_level_idc = avctx->level; - - x4->params.pf_log = X264_log; - x4->params.p_log_private = avctx; - x4->params.i_log_level = X264_LOG_DEBUG; - x4->params.i_csp = convert_pix_fmt(avctx->pix_fmt); - - OPT_STR("weightp", x4->wpredp); - - if (avctx->bit_rate) { - x4->params.rc.i_bitrate = avctx->bit_rate / 1000; - x4->params.rc.i_rc_method = X264_RC_ABR; - } - x4->params.rc.i_vbv_buffer_size = avctx->rc_buffer_size / 1000; - x4->params.rc.i_vbv_max_bitrate = avctx->rc_max_rate / 1000; - x4->params.rc.b_stat_write = avctx->flags & CODEC_FLAG_PASS1; - if (avctx->flags & CODEC_FLAG_PASS2) { - x4->params.rc.b_stat_read = 1; - } else { - if (x4->crf >= 0) { - x4->params.rc.i_rc_method = X264_RC_CRF; - x4->params.rc.f_rf_constant = x4->crf; - } else if (x4->cqp >= 0) { - x4->params.rc.i_rc_method = X264_RC_CQP; - x4->params.rc.i_qp_constant = x4->cqp; - } - - if (x4->crf_max >= 0) - x4->params.rc.f_rf_constant_max = x4->crf_max; - } - - if (avctx->rc_buffer_size && avctx->rc_initial_buffer_occupancy > 0 && - (avctx->rc_initial_buffer_occupancy <= avctx->rc_buffer_size)) { - x4->params.rc.f_vbv_buffer_init = - (float)avctx->rc_initial_buffer_occupancy / avctx->rc_buffer_size; - } - - OPT_STR("level", x4->level); - - if(x4->x264opts){ - const char *p= x4->x264opts; - while(p){ - char param[256]={0}, val[256]={0}; - if(sscanf(p, "%255[^:=]=%255[^:]", param, val) == 1){ - OPT_STR(param, "1"); - }else - OPT_STR(param, val); - p= strchr(p, ':'); - p+=!!p; - } - } - - if (avctx->i_quant_factor > 0) - x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor); - - if (avctx->me_method == ME_EPZS) - x4->params.analyse.i_me_method = X264_ME_DIA; - else if (avctx->me_method == ME_HEX) - x4->params.analyse.i_me_method = X264_ME_HEX; - else if (avctx->me_method == ME_UMH) - x4->params.analyse.i_me_method = X264_ME_UMH; - else if (avctx->me_method == ME_FULL) - x4->params.analyse.i_me_method = X264_ME_ESA; - else if (avctx->me_method == ME_TESA) - x4->params.analyse.i_me_method = X264_ME_TESA; - - if (avctx->gop_size >= 0) - x4->params.i_keyint_max = avctx->gop_size; - if (avctx->max_b_frames >= 0) - x4->params.i_bframe = avctx->max_b_frames; - if (avctx->scenechange_threshold >= 0) - x4->params.i_scenecut_threshold = avctx->scenechange_threshold; - if (avctx->qmin >= 0) - x4->params.rc.i_qp_min = avctx->qmin; - if (avctx->qmax >= 0) - x4->params.rc.i_qp_max = avctx->qmax; - if (avctx->max_qdiff >= 0) - x4->params.rc.i_qp_step = avctx->max_qdiff; - if (avctx->qblur >= 0) - x4->params.rc.f_qblur = avctx->qblur; /* temporally blur quants */ - if (avctx->qcompress >= 0) - x4->params.rc.f_qcompress = avctx->qcompress; /* 0.0 => cbr, 1.0 => constant qp */ - if (avctx->refs >= 0) - x4->params.i_frame_reference = avctx->refs; - if (avctx->trellis >= 0) - x4->params.analyse.i_trellis = avctx->trellis; - if (avctx->me_range >= 0) - x4->params.analyse.i_me_range = avctx->me_range; - if (avctx->noise_reduction >= 0) - x4->params.analyse.i_noise_reduction = avctx->noise_reduction; - if (avctx->me_subpel_quality >= 0) - x4->params.analyse.i_subpel_refine = avctx->me_subpel_quality; - if (avctx->b_frame_strategy >= 0) - x4->params.i_bframe_adaptive = avctx->b_frame_strategy; - if (avctx->keyint_min >= 0) - x4->params.i_keyint_min = avctx->keyint_min; - if (avctx->coder_type >= 0) - x4->params.b_cabac = avctx->coder_type == FF_CODER_TYPE_AC; - if (avctx->me_cmp >= 0) - x4->params.analyse.b_chroma_me = avctx->me_cmp & FF_CMP_CHROMA; - - if (x4->aq_mode >= 0) - x4->params.rc.i_aq_mode = x4->aq_mode; - if (x4->aq_strength >= 0) - x4->params.rc.f_aq_strength = x4->aq_strength; - PARSE_X264_OPT("psy-rd", psy_rd); - PARSE_X264_OPT("deblock", deblock); - PARSE_X264_OPT("partitions", partitions); - PARSE_X264_OPT("stats", stats); - if (x4->psy >= 0) - x4->params.analyse.b_psy = x4->psy; - if (x4->rc_lookahead >= 0) - x4->params.rc.i_lookahead = x4->rc_lookahead; - if (x4->weightp >= 0) - x4->params.analyse.i_weighted_pred = x4->weightp; - if (x4->weightb >= 0) - x4->params.analyse.b_weighted_bipred = x4->weightb; - if (x4->cplxblur >= 0) - x4->params.rc.f_complexity_blur = x4->cplxblur; - - if (x4->ssim >= 0) - x4->params.analyse.b_ssim = x4->ssim; - if (x4->intra_refresh >= 0) - x4->params.b_intra_refresh = x4->intra_refresh; - if (x4->b_bias != INT_MIN) - x4->params.i_bframe_bias = x4->b_bias; - if (x4->b_pyramid >= 0) - x4->params.i_bframe_pyramid = x4->b_pyramid; - if (x4->mixed_refs >= 0) - x4->params.analyse.b_mixed_references = x4->mixed_refs; - if (x4->dct8x8 >= 0) - x4->params.analyse.b_transform_8x8 = x4->dct8x8; - if (x4->fast_pskip >= 0) - x4->params.analyse.b_fast_pskip = x4->fast_pskip; - if (x4->aud >= 0) - x4->params.b_aud = x4->aud; - if (x4->mbtree >= 0) - x4->params.rc.b_mb_tree = x4->mbtree; - if (x4->direct_pred >= 0) - x4->params.analyse.i_direct_mv_pred = x4->direct_pred; - - if (x4->slice_max_size >= 0) - x4->params.i_slice_max_size = x4->slice_max_size; - else { - /* - * Allow x264 to be instructed through AVCodecContext about the maximum - * size of the RTP payload. For example, this enables the production of - * payload suitable for the H.264 RTP packetization-mode 0 i.e. single - * NAL unit per RTP packet. - */ - if (avctx->rtp_payload_size) - x4->params.i_slice_max_size = avctx->rtp_payload_size; - } - - if (x4->fastfirstpass) - x264_param_apply_fastfirstpass(&x4->params); - - /* Allow specifying the x264 profile through AVCodecContext. */ - if (!x4->profile) - switch (avctx->profile) { - case FF_PROFILE_H264_BASELINE: - x4->profile = av_strdup("baseline"); - break; - case FF_PROFILE_H264_HIGH: - x4->profile = av_strdup("high"); - break; - case FF_PROFILE_H264_HIGH_10: - x4->profile = av_strdup("high10"); - break; - case FF_PROFILE_H264_HIGH_422: - x4->profile = av_strdup("high422"); - break; - case FF_PROFILE_H264_HIGH_444: - x4->profile = av_strdup("high444"); - break; - case FF_PROFILE_H264_MAIN: - x4->profile = av_strdup("main"); - break; - default: - break; - } - - if (x4->nal_hrd >= 0) - x4->params.i_nal_hrd = x4->nal_hrd; - - if (x4->profile) - if (x264_param_apply_profile(&x4->params, x4->profile) < 0) { - int i; - av_log(avctx, AV_LOG_ERROR, "Error setting profile %s.\n", x4->profile); - av_log(avctx, AV_LOG_INFO, "Possible profiles:"); - for (i = 0; x264_profile_names[i]; i++) - av_log(avctx, AV_LOG_INFO, " %s", x264_profile_names[i]); - av_log(avctx, AV_LOG_INFO, "\n"); - return AVERROR(EINVAL); - } - - x4->params.i_width = avctx->width; - x4->params.i_height = avctx->height; - av_reduce(&sw, &sh, avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, 4096); - x4->params.vui.i_sar_width = sw; - x4->params.vui.i_sar_height = sh; - x4->params.i_fps_num = x4->params.i_timebase_den = avctx->time_base.den; - x4->params.i_fps_den = x4->params.i_timebase_num = avctx->time_base.num; - - x4->params.analyse.b_psnr = avctx->flags & CODEC_FLAG_PSNR; - - x4->params.i_threads = avctx->thread_count; - if (avctx->thread_type) - x4->params.b_sliced_threads = avctx->thread_type == FF_THREAD_SLICE; - - x4->params.b_interlaced = avctx->flags & CODEC_FLAG_INTERLACED_DCT; - - x4->params.b_open_gop = !(avctx->flags & CODEC_FLAG_CLOSED_GOP); - - x4->params.i_slice_count = avctx->slices; - - x4->params.vui.b_fullrange = avctx->pix_fmt == AV_PIX_FMT_YUVJ420P; - - if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) - x4->params.b_repeat_headers = 0; - - if (x4->x264_params) { - AVDictionary *dict = NULL; - AVDictionaryEntry *en = NULL; - - if (!av_dict_parse_string(&dict, x4->x264_params, "=", ":", 0)) { - while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) { - if (x264_param_parse(&x4->params, en->key, en->value) < 0) - av_log(avctx, AV_LOG_WARNING, - "Error parsing option '%s = %s'.\n", - en->key, en->value); - } - - av_dict_free(&dict); - } - } - - // update AVCodecContext with x264 parameters - avctx->has_b_frames = x4->params.i_bframe ? - x4->params.i_bframe_pyramid ? 2 : 1 : 0; - if (avctx->max_b_frames < 0) - avctx->max_b_frames = 0; - - avctx->bit_rate = x4->params.rc.i_bitrate*1000; - - x4->enc = x264_encoder_open(&x4->params); - if (!x4->enc) - return -1; - - avctx->coded_frame = &x4->out_pic; - - if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) { - x264_nal_t *nal; - uint8_t *p; - int nnal, s, i; - - s = x264_encoder_headers(x4->enc, &nal, &nnal); - avctx->extradata = p = av_malloc(s); - - for (i = 0; i < nnal; i++) { - /* Don't put the SEI in extradata. */ - if (nal[i].i_type == NAL_SEI) { - av_log(avctx, AV_LOG_INFO, "%s\n", nal[i].p_payload+25); - x4->sei_size = nal[i].i_payload; - x4->sei = av_malloc(x4->sei_size); - memcpy(x4->sei, nal[i].p_payload, nal[i].i_payload); - continue; - } - memcpy(p, nal[i].p_payload, nal[i].i_payload); - p += nal[i].i_payload; - } - avctx->extradata_size = p - avctx->extradata; - } - - return 0; -} - -static const enum AVPixelFormat pix_fmts_8bit[] = { - AV_PIX_FMT_YUV420P, - AV_PIX_FMT_YUVJ420P, - AV_PIX_FMT_YUV422P, - AV_PIX_FMT_YUV444P, - AV_PIX_FMT_NONE -}; -static const enum AVPixelFormat pix_fmts_9bit[] = { - AV_PIX_FMT_YUV420P9, - AV_PIX_FMT_YUV444P9, - AV_PIX_FMT_NONE -}; -static const enum AVPixelFormat pix_fmts_10bit[] = { - AV_PIX_FMT_YUV420P10, - AV_PIX_FMT_YUV422P10, - AV_PIX_FMT_YUV444P10, - AV_PIX_FMT_NONE -}; -static const enum AVPixelFormat pix_fmts_8bit_rgb[] = { -#ifdef X264_CSP_BGR - AV_PIX_FMT_BGR24, - AV_PIX_FMT_RGB24, -#endif - AV_PIX_FMT_NONE -}; - -static av_cold void X264_init_static(AVCodec *codec) -{ - if (x264_bit_depth == 8) - codec->pix_fmts = pix_fmts_8bit; - else if (x264_bit_depth == 9) - codec->pix_fmts = pix_fmts_9bit; - else if (x264_bit_depth == 10) - codec->pix_fmts = pix_fmts_10bit; -} - -#define OFFSET(x) offsetof(X264Context, x) -#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM -static const AVOption options[] = { - { "preset", "Set the encoding preset (cf. x264 --fullhelp)", OFFSET(preset), AV_OPT_TYPE_STRING, { .str = "medium" }, 0, 0, VE}, - { "tune", "Tune the encoding params (cf. x264 --fullhelp)", OFFSET(tune), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, - { "profile", "Set profile restrictions (cf. x264 --fullhelp) ", OFFSET(profile), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, - { "fastfirstpass", "Use fast settings when encoding first pass", OFFSET(fastfirstpass), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE}, - {"level", "Specify level (as defined by Annex A)", OFFSET(level), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, - {"passlogfile", "Filename for 2 pass stats", OFFSET(stats), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, - {"wpredp", "Weighted prediction for P-frames", OFFSET(wpredp), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, - {"x264opts", "x264 options", OFFSET(x264opts), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, - { "crf", "Select the quality for constant quality mode", OFFSET(crf), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE }, - { "crf_max", "In CRF mode, prevents VBV from lowering quality beyond this point.",OFFSET(crf_max), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE }, - { "qp", "Constant quantization parameter rate control method",OFFSET(cqp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, - { "aq-mode", "AQ method", OFFSET(aq_mode), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "aq_mode"}, - { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_AQ_NONE}, INT_MIN, INT_MAX, VE, "aq_mode" }, - { "variance", "Variance AQ (complexity mask)", 0, AV_OPT_TYPE_CONST, {.i64 = X264_AQ_VARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" }, - { "autovariance", "Auto-variance AQ (experimental)", 0, AV_OPT_TYPE_CONST, {.i64 = X264_AQ_AUTOVARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" }, - { "aq-strength", "AQ strength. Reduces blocking and blurring in flat and textured areas.", OFFSET(aq_strength), AV_OPT_TYPE_FLOAT, {.dbl = -1}, -1, FLT_MAX, VE}, - { "psy", "Use psychovisual optimizations.", OFFSET(psy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, - { "psy-rd", "Strength of psychovisual optimization, in <psy-rd>:<psy-trellis> format.", OFFSET(psy_rd), AV_OPT_TYPE_STRING, {0 }, 0, 0, VE}, - { "rc-lookahead", "Number of frames to look ahead for frametype and ratecontrol", OFFSET(rc_lookahead), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, - { "weightb", "Weighted prediction for B-frames.", OFFSET(weightb), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, - { "weightp", "Weighted prediction analysis method.", OFFSET(weightp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "weightp" }, - { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_WEIGHTP_NONE}, INT_MIN, INT_MAX, VE, "weightp" }, - { "simple", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_WEIGHTP_SIMPLE}, INT_MIN, INT_MAX, VE, "weightp" }, - { "smart", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_WEIGHTP_SMART}, INT_MIN, INT_MAX, VE, "weightp" }, - { "ssim", "Calculate and print SSIM stats.", OFFSET(ssim), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, - { "intra-refresh", "Use Periodic Intra Refresh instead of IDR frames.",OFFSET(intra_refresh),AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, - { "b-bias", "Influences how often B-frames are used", OFFSET(b_bias), AV_OPT_TYPE_INT, { .i64 = INT_MIN}, INT_MIN, INT_MAX, VE }, - { "b-pyramid", "Keep some B-frames as references.", OFFSET(b_pyramid), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "b_pyramid" }, - { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_B_PYRAMID_NONE}, INT_MIN, INT_MAX, VE, "b_pyramid" }, - { "strict", "Strictly hierarchical pyramid", 0, AV_OPT_TYPE_CONST, {.i64 = X264_B_PYRAMID_STRICT}, INT_MIN, INT_MAX, VE, "b_pyramid" }, - { "normal", "Non-strict (not Blu-ray compatible)", 0, AV_OPT_TYPE_CONST, {.i64 = X264_B_PYRAMID_NORMAL}, INT_MIN, INT_MAX, VE, "b_pyramid" }, - { "mixed-refs", "One reference per partition, as opposed to one reference per macroblock", OFFSET(mixed_refs), AV_OPT_TYPE_INT, { .i64 = -1}, -1, 1, VE }, - { "8x8dct", "High profile 8x8 transform.", OFFSET(dct8x8), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, - { "fast-pskip", NULL, OFFSET(fast_pskip), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, - { "aud", "Use access unit delimiters.", OFFSET(aud), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, - { "mbtree", "Use macroblock tree ratecontrol.", OFFSET(mbtree), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, - { "deblock", "Loop filter parameters, in <alpha:beta> form.", OFFSET(deblock), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, - { "cplxblur", "Reduce fluctuations in QP (before curve compression)", OFFSET(cplxblur), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE}, - { "partitions", "A comma-separated list of partitions to consider. " - "Possible values: p8x8, p4x4, b8x8, i8x8, i4x4, none, all", OFFSET(partitions), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, - { "direct-pred", "Direct MV prediction mode", OFFSET(direct_pred), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "direct-pred" }, - { "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_NONE }, 0, 0, VE, "direct-pred" }, - { "spatial", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_SPATIAL }, 0, 0, VE, "direct-pred" }, - { "temporal", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_TEMPORAL }, 0, 0, VE, "direct-pred" }, - { "auto", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_AUTO }, 0, 0, VE, "direct-pred" }, - { "slice-max-size","Limit the size of each slice in bytes", OFFSET(slice_max_size),AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, - { "stats", "Filename for 2 pass stats", OFFSET(stats), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, - { "nal-hrd", "Signal HRD information (requires vbv-bufsize; " - "cbr not allowed in .mp4)", OFFSET(nal_hrd), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "nal-hrd" }, - { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_NAL_HRD_NONE}, INT_MIN, INT_MAX, VE, "nal-hrd" }, - { "vbr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_NAL_HRD_VBR}, INT_MIN, INT_MAX, VE, "nal-hrd" }, - { "cbr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_NAL_HRD_CBR}, INT_MIN, INT_MAX, VE, "nal-hrd" }, - { "x264-params", "Override the x264 configuration using a :-separated list of key=value parameters", OFFSET(x264_params), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, - { NULL }, -}; - -static const AVClass class = { - .class_name = "libx264", - .item_name = av_default_item_name, - .option = options, - .version = LIBAVUTIL_VERSION_INT, -}; - -static const AVClass rgbclass = { - .class_name = "libx264rgb", - .item_name = av_default_item_name, - .option = options, - .version = LIBAVUTIL_VERSION_INT, -}; - -static const AVCodecDefault x264_defaults[] = { - { "b", "0" }, - { "bf", "-1" }, - { "flags2", "0" }, - { "g", "-1" }, - { "i_qfactor", "-1" }, - { "qmin", "-1" }, - { "qmax", "-1" }, - { "qdiff", "-1" }, - { "qblur", "-1" }, - { "qcomp", "-1" }, -// { "rc_lookahead", "-1" }, - { "refs", "-1" }, - { "sc_threshold", "-1" }, - { "trellis", "-1" }, - { "nr", "-1" }, - { "me_range", "-1" }, - { "me_method", "-1" }, - { "subq", "-1" }, - { "b_strategy", "-1" }, - { "keyint_min", "-1" }, - { "coder", "-1" }, - { "cmp", "-1" }, - { "threads", AV_STRINGIFY(X264_THREADS_AUTO) }, - { "thread_type", "0" }, - { "flags", "+cgop" }, - { "rc_init_occupancy","-1" }, - { NULL }, -}; - -AVCodec ff_libx264_encoder = { - .name = "libx264", - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_H264, - .priv_data_size = sizeof(X264Context), - .init = X264_init, - .encode2 = X264_frame, - .close = X264_close, - .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, - .long_name = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10"), - .priv_class = &class, - .defaults = x264_defaults, - .init_static_data = X264_init_static, -}; - -AVCodec ff_libx264rgb_encoder = { - .name = "libx264rgb", - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_H264, - .priv_data_size = sizeof(X264Context), - .init = X264_init, - .encode2 = X264_frame, - .close = X264_close, - .capabilities = CODEC_CAP_DELAY, - .long_name = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 RGB"), - .priv_class = &rgbclass, - .defaults = x264_defaults, - .pix_fmts = pix_fmts_8bit_rgb, -}; |